xref: /titanic_51/usr/src/cmd/stat/common/dsr.h (revision ccbf80fa3b6bf6b986dca9037e5ad9d6c9f9fa65)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef	_STAT_DSR_H
27 #define	_STAT_DSR_H
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34 
35 /*
36  * Description of each device identified
37  */
38 typedef struct list_of_disks {
39 	char	*dtype;		/* device type: sd, ssd, md, st, etc. */
40 	int	dnum;		/* device number */
41 	char	*dsk;		/* in form of cNtNdN */
42 	char	*dname;		/* in form of /dev/dsk/cNtNdN */
43 	char	*devidstr;	/* in form of "id1,sd@XXXX" */
44 	uint_t	flags;		/* see SLICES_OK and PARTITIONS_OK above */
45 	uint_t	seen;		/* Used for diffing disk lists */
46 	struct list_of_disks *next;	/* link to next one */
47 } disk_list_t;
48 
49 /*
50  * Description of each mount point currently existing on the system.
51  */
52 typedef struct mnt_info {
53 	char *device_name;
54 	char *mount_point;
55 	char *devinfo;
56 	uint_t minor;
57 	struct mnt_info *next;
58 } mnt_t;
59 
60 /*
61  * The following are used to control treatment of kstat names
62  * which fall beyond the number of disk partitions allowed on
63  * the particular ISA. PARTITIONS_OK is set only on an Intel
64  * system.
65  */
66 #define	SLICES_OK	1
67 #define	PARTITIONS_OK	2
68 
69 void do_mnttab(void);
70 mnt_t *lookup_mntent_byname(char *);
71 disk_list_t *lookup_ks_name(char *, int);
72 char *lookup_nfs_name(char *, kstat_ctl_t *);
73 void cleanup_iodevs_snapshot();
74 
75 #ifdef __cplusplus
76 }
77 #endif
78 
79 #endif	/* _STAT_DSR_H */
80